LM1489

...«ecno oe:t Line Drivers/Receivers ::E -' "ecno LM1489/LM1489A quad line receiver ...oe:t ::E general description features -' The LM1489/LM1489A are quad line receivers designed to interface data terminal equ ipment with data communications equipment. They are constructed on a single monolithic silicon chip. These devices satisfy the specifications of EIA standard No. RS232C. The LM1489/LM1489A meet and exceed the specifications of MC 1489/MC1489A and are pin-for-pin replacements. The LM 1489/ LM 1489Aare available in 14 lead ceramic dualin-line package. -Four totally separate receivers per package Programmable threshold Built-in input threshold hysteresis "Fail safe" operating mode Inputs withstand ±30V schematic and connection diagrams (1/4 Of UNIT SHOWN! " 2K OUTPUT Dual-In-line Package , , ,ResPO~SE IIESf'ONSE INPUT CONTROlOUTPUl IN~IH CON~ROL OUT~UT INPUT D---""V'Y--t---.....- - ; LM1489: AF '" 10K LM1489A: RF '" 2K ac test circuit and vol...